<!DOCTYPE html>
<html>
	<head>
		<meta  charset="UTF-8">
		<title>11</title>
	</head>
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	<script>
var _hmt = _hmt || [];
(function() {
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  hm.src = "https://hm.baidu.com/hm.js?04e828ac441acffeb4a6bc5698f79d55";
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	<body>
		<script>
						
			function 调整月份(值) {
				var nowdate = new Date();
				var lessdate = nowdate.getMonth();
				nowdate.setMonth(值+lessdate);
				//return nowdate;
				return nowdate.toDateString();
			}
			
			alert(调整月份(4));
			
		</script>
	</body>
</html>
